OFFTEK 4GB Replacement Memory RAM Upgrade for Microstar (MSI) Z490-S01 (DDR4-21300 (PC4-2666) - Non-ECC) Motherboard Memory
17% cheaper per GB than the average 4GB DDR4 kit we track.
Specification
| Capacity | 4GB |
| Generation | DDR4 |
| Speed | 21300MHz |
| Form factor | DIMM |
| ECC | Non-ECC |
| For | Desktop |
| Brand | OFFTEK |
| ASIN | B0C544T2FF |
Price history
30-day avg £29.0990-day avg £29.86180-day avg £33.69 All-time low £29.04 (2026-07-11)
Cheaper per GB in the same spec
Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›
| £/GB | Price | Capacity | Manufacturer | For | Type | Form Factor | ECC / Buffered | Description | |
|---|---|---|---|---|---|---|---|---|---|
 | £7.24best £/GB | £28.97 | 4GB | OFFTEK | Desktop | DDR4 | DIMM 19200MHz | - | |
| £7.24 | £28.97 | 4GB | OFFTEK | Desktop | DDR4 | DIMM 19200MHz | - | |
| £7.24 | £28.97 | 4GB | OFFTEK | Desktop | DDR4 | DIMM 19200MHz | - | |
| £7.24 | £28.97 | 4GB | OFFTEK | Mac | DDR4 | DIMM 19200MHz | - | |
| £7.24 | £28.97 | 4GB | OFFTEK | Desktop | DDR4 | DIMM 19200MHz | - | |
| £7.24 | £28.97 | 4GB | OFFTEK | Desktop | DDR4 | DIMM 19200MHz | - |
About this kit
- Boost Your System’s Performance: Increase available memory for smoother multitasking, improved responsiveness and better performance when running memory-intensive applications.
- Matched Specifically to Your Machine: OFFTEK selects the correct memory configuration for the computer shown in this listing, removing the uncertainty from choosing a compatible upgrade.
- We Do the Technical Checking for You: There is no need to compare memory speeds, voltages, form factors or other technical details, as the upgrade has been matched to the machine’s supported requirements.
- Extend the Life of Your Computer: Increasing the available memory can help your existing machine remain productive for longer, offering a cost-effective alternative to replacing the complete system.
- Quick and Straightforward Upgrade: Memory is simple to install and requires no software installation; shut down and disconnect the machine before fitting and follow the manufacturer’s instructions.
- Tested for Dependable Performance: Every OFFTEK memory module is checked and tested at component and module level to support stable, reliable operation in everyday use.
- Matched Memory, Without the Guesswork: Receive the memory configuration selected on this listing, chosen specifically for the computer model shown to make upgrading simple and reassuring.
OFFTEK 4GB Replacement Memory RAM Upgrade for Microstar (MSI) Z490-S01 (DDR4-21300 (PC4-2666) - Non-ECC) Motherboard Memory OFFTEK Part Number :- FT512MLK64V9P-2084416 Capacity :- 4GB Module Form Factor :- DIMM 288-pin Memory Type :- DDR4 SDRAM Bandwidth :- DDR4-21300 (PC4-2666) Memory Specs :- 288 Pin 1.2v DDR4 PC4-21300 Non-ECC Dimm Equivalent to OEM Part Number :- 2084416-MI-4096 Premier Brand Memory We only use branded memory modules from leading manufacturers. 100% Compatibility Every memory product matched specifically to your machine is individually tested to guarantee reliability and 100% compatibility with your computer and operating system. Limited Lifetime Warranty Feel confident that your memory will last a lifetime. Our limited lifetime warranty guarantees that if your memory should ever fail we will replace or repair the product free of charge provided that it is still manufactured.
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